Jennett Humphreys (17 April 1829^[1] – 6 February 1917) was a British author, poet, and contributor to major reference works.

Humphreys was from Cricklewood, a district in North London, to a Scottish father, Griffith Humphreys, and English mother, Sarah Leggett Humphreys.^[2] As a reader she supplied numerous quotations and other information for entries in the Oxford English Dictionary,^[3] much of which was a by-product of research for an unpublished book on the early history of cooking, and wrote an article on the OED for Fraser's Magazine.^[4] She was the author of many articles in the Dictionary of National Biography.